Product Revenues, Net, Accounts Receivable, Net and Reserves for Product Revenues - Summary of Change in Reserves for Discounts and Allowances (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items]
Beginning Balance	$ 164,772	$ 94,698
Provision	399,396	258,646
Adjustments relating to prior year	(19,037)	(4,567)
Payments/credits	(350,832)	(184,005)
Ending Balance	194,299	164,772
Chargebacks [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Beginning Balance	27,486	417
Provision	130,180	44,191
Adjustments relating to prior year	783	536
Payments/credits	(112,545)	(17,658)
Ending Balance	45,904	27,486
Rebates [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Beginning Balance	98,194	67,493
Provision	169,244	129,724
Adjustments relating to prior year	(19,732)	(5,103)
Payments/credits	(139,863)	(93,920)
Ending Balance	107,843	98,194
Prompt Pay [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Beginning Balance	3,831	3,343
Provision	19,574	15,067
Adjustments relating to prior year	0	0
Payments/credits	(17,464)	(14,579)
Ending Balance	5,941	3,831
Other Accruals [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Beginning Balance	35,261	23,445
Provision	80,398	69,664
Adjustments relating to prior year	(88)	0
Payments/credits	(80,960)	(57,848)
Ending Balance	$ 34,611	$ 35,261